Core i7-1255U vs Ryzen 3 7440U

Core i7-1255U vs Ryzen 3 7440U Performance Spectrum

Core i7-1255U

10 / 12

13,128

+0.2%

13,100

0.0%

Ryzen Threadripper PRO 7945WX

Ryzen Threadripper PRO 9955WX

Ryzen Threadripper 9960X

About PassMark

PassMark CPU Mark evaluates processor speed through complex mathematical computations. It provides a reliable metric to compare multi-core performance, where higher scores indicate faster processing for multitasking, gaming, and heavy workloads.

Core i7-1255U vs Ryzen 3 7440U FPS Benchmarks

Predicted gaming performance across popular games. Tested paired with GeForce RTX 5090 to isolate CPU performance.

Search any supported game below to compare 1080p FPS for both components.

Core i7-1255U vs Ryzen 3 7440U: Pros, Cons & Final Verdict

See where each CPU makes more sense in practice: gaming, heavier work, platform cost, power draw, and upgrade path.

Core i7-1255U

2022

Why buy it

✅Better for gaming: +16.5% higher average FPS across 50 shared CPU benchmark tests.
✅+50% larger total L3 cache (12 MB vs 8 MB).
✅Draws 15W instead of 28W, a 13W reduction.
✅100+% more PCIe lanes (20 vs 0) for storage and expansion-heavy builds.
✅Integrated graphics onboard with Iris Xe Graphics 96EU, while Ryzen 3 7440U needs a discrete GPU.

Trade-offs

❌Fewer obvious downsides in this matchup outside of normal market pricing swings.

Ryzen 3 7440U

2023

Why buy it

Trade-offs

❌Worse for gaming: lower average FPS than Core i7-1255U across 50 shared CPU benchmark tests.
❌Lower PassMark (13,100 vs 13,128).
❌Smaller total L3 cache (8 MB vs 12 MB).
❌86.7% higher power demand at 28W vs 15W.
❌No integrated graphics, while Core i7-1255U can still boot and troubleshoot without a discrete GPU.

Quick Answers

So, is Core i7-1255U better than Ryzen 3 7440U?

Yes. Core i7-1255U is the better all-around CPU here. It gives you a 16.5% average FPS lead across 50 shared CPU game tests in our data and 0.2% better PassMark, which is enough to make it the stronger overall pick.

Which one is better for gaming?

If gaming is the priority, Core i7-1255U is the better pick. According to our tests, it delivers 16.5% more average FPS across 50 shared CPU game tests.

Which one is better for streaming, content creation, and heavy multitasking?

For streaming, content creation, and heavier multitasking, Core i7-1255U is the stronger fit. You are getting 0.2% better PassMark, backed by 10 cores and 12 threads. It also has the larger cache pool with 50% larger total L3 cache (12 MB vs 8 MB).

Which one is the smarter buy today, not just the cheaper CPU?

Core i7-1255U still makes the most sense overall. Core i7-1255U comes in at an unclear MSRP at unclear MSRP versus unclear MSRP, and it still gives you a 16.5% average FPS lead across 50 shared CPU game tests in our data.

Which one is more future-proof for 2026 and beyond?

Ryzen 3 7440U makes more sense long term for 2026 and beyond. You are getting a newer CPU generation (2023 vs 2022). That makes it the safer long-term bet.

Core i7-1255U vs Ryzen 3 7440U Technical Specifications

Side-by-side specs, architecture details, clocks, memory, power, and platform differences.

Core i7-1255U

The Core i7-1255U is manufactured by Intel. It was released in 23 February 2022 (3 years ago). It is based on the Alder Lake-U (2022) architecture. It features 10 cores and 12 threads. Base frequency is 1.7 GHz, with boost up to 4.7 GHz. L3 cache: 12 MB (total). L2 cache: 1.25 MB (per core). Built on Intel 7 nm process technology. Socket: FCBGA1744. Thermal design power (TDP): 15 Watt. Memory support: DDR4, DDR5. Passmark benchmark score: 13,128 points. Launch price was $149.

Ryzen 3 7440U

The Ryzen 3 7440U is manufactured by AMD. It was released in 3 May 2023 (2 years ago). It is based on the Phoenix-U (Zen 4 + Zen 4c) (2023) architecture. It features 4 cores and 8 threads. Base frequency is 3 GHz, with boost up to 4.7 GHz. L3 cache: 8 MB (total). L2 cache: 1 MB (per core). Built on 4 nm process technology. Socket: FP7. Thermal design power (TDP): 28 Watt. Memory support: DDR5. Passmark benchmark score: 13,100 points. Launch price was $149.

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Processing Power

The Core i7-1255U packs 10 cores / 12 threads, while the Ryzen 3 7440U offers 4 cores / 8 threads — the Core i7-1255U has 6 more cores. Boost clocks reach 4.7 GHz on the Core i7-1255U versus 4.7 GHz on the Ryzen 3 7440U — identical boost frequencies (base: 1.7 GHz vs 3 GHz). The Core i7-1255U uses the Alder Lake-U (2022) architecture (Intel 7 nm), while the Ryzen 3 7440U uses Phoenix-U (Zen 4 + Zen 4c) (2023) (4 nm). In PassMark, the Core i7-1255U scores 13,128 against the Ryzen 3 7440U's 13,100 — a 0.2% lead for the Core i7-1255U. L3 cache: 12 MB (total) on the Core i7-1255U vs 8 MB (total) on the Ryzen 3 7440U.

Feature	Core i7-1255U	Ryzen 3 7440U
Cores / Threads	10 / 12+150%	4 / 8
Boost Clock	4.7 GHz	4.7 GHz
Base Clock	1.7 GHz	3 GHz+76%
L3 Cache	12 MB (total)+50%	8 MB (total)
L2 Cache	1.25 MB (per core)+25%	1 MB (per core)
Process	Intel 7 nm	4 nm-43%
Architecture	Alder Lake-U (2022)	Phoenix-U (Zen 4 + Zen 4c) (2023)
PassMark	13,128	13,100
Geekbench 6 Single	1,809	—

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Memory & Platform

The Core i7-1255U uses the FCBGA1744 socket (PCIe 5.0), while the Ryzen 3 7440U uses FP7 (PCIe 4.0) — making them incompatible on the same motherboard.

Feature	Core i7-1255U	Ryzen 3 7440U
Socket	FCBGA1744	FP7
PCIe Generation	PCIe 5.0+25%	PCIe 4.0
Max RAM Speed	DDR5-4800	—
Max RAM Capacity	64 GB	—
RAM Channels	2	—
ECC Support	No	—
PCIe Lanes	20	—

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Advanced Features

Virtualization: VT-x, VT-d, EPT (Core i7-1255U) / not specified (Ryzen 3 7440U). The Core i7-1255U includes integrated graphics (Iris Xe Graphics 96EU), while the Ryzen 3 7440U requires a dedicated GPU. Primary use case: Core i7-1255U targets Mainstream Laptop. Direct competitor: Core i7-1255U rivals Ryzen 7 6800U.